Which Describes a Muscle Fiber

question 28

Multiple Choice

Which describes a muscle fiber?

• A) a motor nerve attached to muscle cells
• B) a protein structure within muscle cells
• C) an enzyme that facilitates metabolism within muscle cells
• D) an individual muscle cell

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Definitions:

Standard Error

A statistical term that measures the accuracy with which a sample distributes around the population mean; it is the standard deviation of the sampling distribution.

Sampling Distribution

The probability distribution of a given statistic based on a random sample, used to estimate population parameters.

Formal Charge

Used to calculate the charge of an atom in a molecule, assuming that electrons in all chemical bonds are shared equally between atoms.

Nitrogen

A chemical element with symbol N and atomic number 7, essential for life and a major component of the Earth's atmosphere.